Local memory corruption via untrusted event-ring pointer
Published Feb 6, 2024 · Updated Jun 16, 2025
Memory corruption in Qualcomm Snapdragon PCIe processing allows local users to compromise a device through a crafted event-ring pointer. The event-ring handler accepts an HLOS-controlled context read pointer without validating that it identifies an event-ring element, allowing arbitrary values to direct access into the middle of an element. A low-privileged local process must control that pointer, and Qualcomm does not disclose whether the resulting corruption produces a crash, code execution, or another concrete outcome.
Summary
What happened
Memory corruption in Qualcomm Snapdragon PCIe processing allows local users to compromise a device through a crafted event-ring pointer. The event-ring handler accepts an HLOS-controlled context read pointer without validating that it identifies an event-ring element, allowing arbitrary values to direct access into the middle of an element. A low-privileged local process must control that pointer, and Qualcomm does not disclose whether the resulting corruption produces a crash, code execution, or another concrete outcome.
The record
- CVE
- CVE-2023-43513
- Published
- Feb 6, 2024
- Updated
- Jun 16, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-823
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Feb 6, 2024CVE publishedPublication date reported by the CVE source.
- Jun 16, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=315 5G IoT Modem
- Affected versionversion=APQ8017
- Affected versionversion=AQT1000
- Affected versionversion=AR8031
- Affected versionversion=AR8035
- Affected versionversion=CSRA6620
- Affected versionversion=CSRA6640
- Affected versionversion=CSRB31024
- Affected versionversion=C-V2X 9150
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6800
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=Flight RB5 5G Platform
- Affected versionversion=FSM20055
- Affected versionversion=FSM20056
- Affected versionversion=Immersive Home 214 Platform
- Affected versionversion=Immersive Home 216 Platform
- Affected versionversion=Immersive Home 316 Platform
- Affected versionversion=Immersive Home 318 Platform
- Affected versionversion=Immersive Home 3210 Platform
- Affected versionversion=Immersive Home 326 Platform
- Affected versionversion=IPQ5010
- Affected versionversion=IPQ6018
- Affected versionversion=IPQ8074A
- Affected versionversion=IPQ8174
- Affected versionversion=IPQ9574
- Affected versionversion=MDM9628
- Affected versionversion=QAM8255P
- Affected versionversion=QAM8295P
- Affected versionversion=QAM8650P
- Affected versionversion=QAM8775P
- Affected versionversion=QAMSRV1H
- Affected versionversion=QAMSRV1M
- Affected versionversion=QCA4024
- Affected versionversion=QCA6174A
- Affected versionversion=QCA6310
- Affected versionversion=QCA6335
- Affected versionversion=QCA6391
- Affected versionversion=QCA6420
- Affected versionversion=QCA6421
- Affected versionversion=QCA6426
- Affected versionversion=QCA6430
- Affected versionversion=QCA6431
- Affected versionversion=QCA6436
- Affected versionversion=QCA6564A
- Affected versionversion=QCA6564AU
- Affected versionversion=QCA6574
- Affected versionversion=QCA6574A
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6584AU
- Affected versionversion=QCA6595
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6688AQ
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCA8072
- Affected versionversion=QCA8075
- Affected versionversion=QCA8081
- Affected versionversion=QCA8337
- Affected versionversion=QCA9377
- Affected versionversion=QCC710
- Affected versionversion=QCM2290
- Affected versionversion=QCM4290
- Affected versionversion=QCM4325
- Affected versionversion=QCM4490
- Affected versionversion=QCM6125
- Affected versionversion=QCM6490
- Affected versionversion=QCM8550
- Affected versionversion=QCN5022
- Affected versionversion=QCN5024
- Affected versionversion=QCN5052
- Affected versionversion=QCN5054
- Affected versionversion=QCN5122
- Affected versionversion=QCN5152
- Affected versionversion=QCN6024
- Affected versionversion=QCN6224
- Affected versionversion=QCN6274
- Affected versionversion=QCN9000
- Affected versionversion=QCN9001
- Affected versionversion=QCN9002
- Affected versionversion=QCN9003
- Affected versionversion=QCN9011
- Affected versionversion=QCN9012
- Affected versionversion=QCN9024
- Affected versionversion=QCN9074
- Affected versionversion=QCN9274
- Affected versionversion=QCS2290
- Affected versionversion=QCS410
- Affected versionversion=QCS4290
- Affected versionversion=QCS4490
- Affected versionversion=QCS610
- Affected versionversion=QCS6125
- Affected versionversion=QCS6490
- Affected versionversion=QCS7230
- Affected versionversion=QCS8155
- Affected versionversion=QCS8250
- Affected versionversion=QCS8550
- Affected versionversion=QDU1000
- Affected versionversion=QDU1010
- Affected versionversion=QDU1110
- Affected versionversion=QDU1210
- Affected versionversion=QDX1010
- Affected versionversion=QDX1011
- Affected versionversion=QEP8111
- Affected versionversion=QFW7114
- Affected versionversion=QFW7124
- Affected versionversion=QRB5165M
- Affected versionversion=QRB5165N
- Affected versionversion=QRU1032
- Affected versionversion=QRU1052
- Affected versionversion=QRU1062
- Affected versionversion=QSM8350
- Affected versionversion=Qualcomm 205 Mobile Platform
- Affected versionversion=Qualcomm 215 Mobile Platform
- Affected versionversion=Qualcomm Video Collaboration VC1 Platform
- Affected versionversion=Qualcomm Video Collaboration VC3 Platform
- Affected versionversion=Qualcomm Video Collaboration VC5 Platform
- Affected versionversion=Robotics RB3 Platform
- Affected versionversion=Robotics RB5 Platform
- Affected versionversion=SA4150P
- Affected versionversion=SA4155P
- Affected versionversion=SA6145P
- Affected versionversion=SA6150P
- Affected versionversion=SA6155
- Affected versionversion=SA6155P
- Affected versionversion=SA8145P
- Affected versionversion=SA8150P
- Affected versionversion=SA8155
- Affected versionversion=SA8155P
- Affected versionversion=SA8195P
- Affected versionversion=SA8255P
- Affected versionversion=SA8295P
- Affected versionversion=SA8650P
- Affected versionversion=SA8770P
- Affected versionversion=SA8775P
- Affected versionversion=SA9000P
- Affected versionversion=SD626
- Affected versionversion=SD660
- Affected versionversion=SD670
- Affected versionversion=SD730
- Affected versionversion=SD855
- Affected versionversion=SD865 5G
- Affected versionversion=SD888
- Affected versionversion=SD 8 Gen1 5G
- Affected versionversion=SDM429W
- Affected versionversion=SDX55
- Affected versionversion=SG4150P
- Affected versionversion=SG8275P
- Affected versionversion=SM4125
- Affected versionversion=SM6250
- Affected versionversion=SM7250P
- Affected versionversion=SM7315
- Affected versionversion=SM7325P
- Affected versionversion=SM8550P
- Affected versionversion=Smart Audio 400 Platform
- Affected versionversion=Smart Display 200 Platform (APQ5053-AA)
- Affected versionversion=Snapdragon 210 Processor
- Affected versionversion=Snapdragon 212 Mobile Platform
- Affected versionversion=Snapdragon 425 Mobile Platform
- Affected versionversion=Snapdragon 429 Mobile Platform
- Affected versionversion=Snapdragon 439 Mobile Platform
- Affected versionversion=Snapdragon 460 Mobile Platform
- Affected versionversion=Snapdragon 480 5G Mobile Platform
- Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
- Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 625 Mobile Platform
- Affected versionversion=Snapdragon 626 Mobile Platform
- Affected versionversion=Snapdragon 632 Mobile Platform
- Affected versionversion=Snapdragon 660 Mobile Platform
- Affected versionversion=Snapdragon 662 Mobile Platform
- Affected versionversion=Snapdragon 665 Mobile Platform
- Affected versionversion=Snapdragon 670 Mobile Platform
- Affected versionversion=Snapdragon 675 Mobile Platform
- Affected versionversion=Snapdragon 678 Mobile Platform (SM6150-AC)
- Affected versionversion=Snapdragon 680 4G Mobile Platform
- Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
- Affected versionversion=Snapdragon 690 5G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 710 Mobile Platform
- Affected versionversion=Snapdragon 720G Mobile Platform
- Affected versionversion=Snapdragon 730G Mobile Platform (SM7150-AB)
- Affected versionversion=Snapdragon 730 Mobile Platform (SM7150-AA)
- Affected versionversion=Snapdragon 732G Mobile Platform (SM7150-AC)
- Affected versionversion=Snapdragon 750G 5G Mobile Platform
- Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
- Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
- Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
- Affected versionversion=Snapdragon 778G 5G Mobile Platform
- Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
- Affected versionversion=Snapdragon 780G 5G Mobile Platform
- Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
- Affected versionversion=Snapdragon 7c+ Gen 3 Compute
- Affected versionversion=Snapdragon 845 Mobile Platform
- Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
- Affected versionversion=Snapdragon 855 Mobile Platform
- Affected versionversion=Snapdragon 865 5G Mobile Platform
- Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
- Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
- Affected versionversion=Snapdragon 888 5G Mobile Platform
- Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
- Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon AR2 Gen 1 Platform
- Affected versionversion=Snapdragon Auto 4G Modem
- Affected versionversion=Snapdragon Auto 5G Modem-RF
- Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
- Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
- Affected versionversion=Snapdragon Wear 4100+ Platform
- Affected versionversion=Snapdragon X12 LTE Modem
- Affected versionversion=Snapdragon X35 5G Modem-RF System
- Affected versionversion=Snapdragon X50 5G Modem-RF System
- Affected versionversion=Snapdragon X55 5G Modem-RF System
- Affected versionversion=Snapdragon X65 5G Modem-RF System
- Affected versionversion=Snapdragon X75 5G Modem-RF System
- Affected versionversion=Snapdragon XR1 Platform
- Affected versionversion=Snapdragon XR2 5G Platform
- Affected versionversion=Snapdragon XR2+ Gen 1 Platform
- Affected versionversion=SRV1H
- Affected versionversion=SRV1M
- Affected versionversion=SSG2115P
- Affected versionversion=SSG2125P
- Affected versionversion=SW5100
- Affected versionversion=SW5100P
- Affected versionversion=SXR1120
- Affected versionversion=SXR1230P
- Affected versionversion=SXR2130
- Affected versionversion=SXR2230P
- Affected versionversion=Vision Intelligence 100 Platform (APQ8053-AA)
- Affected versionversion=Vision Intelligence 200 Platform (APQ8053-AC)
- Affected versionversion=Vision Intelligence 400 Platform
- Affected versionversion=WCD9326
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCD9341
- Affected versionversion=WCD9360
- Affected versionversion=WCD9370
- Affected versionversion=WCD9375
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCD9390
- Affected versionversion=WCD9395
- Affected versionversion=WCN3610
- Affected versionversion=WCN3615
- Affected versionversion=WCN3620
- Affected versionversion=WCN3660B
- Affected versionversion=WCN3680
- Affected versionversion=WCN3680B
- Affected versionversion=WCN3910
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN3990
- Affected versionversion=WCN6740
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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